./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix024_pso.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix024_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b0a8006f28778d752fd74c4d9612ca63a7bfed41 .............................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix024_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b0a8006f28778d752fd74c4d9612ca63a7bfed41 .............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:12:09,438 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:12:09,440 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:12:09,446 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:12:09,446 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:12:09,447 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:12:09,447 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:12:09,449 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:12:09,450 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:12:09,450 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:12:09,451 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:12:09,451 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:12:09,452 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:12:09,452 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:12:09,453 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:12:09,454 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:12:09,454 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:12:09,456 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:12:09,457 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:12:09,458 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:12:09,459 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:12:09,460 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:12:09,461 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:12:09,461 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:12:09,462 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:12:09,462 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:12:09,463 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:12:09,464 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:12:09,464 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:12:09,465 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:12:09,465 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:12:09,466 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:12:09,466 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:12:09,466 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:12:09,466 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:12:09,467 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:12:09,467 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 07:12:09,474 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:12:09,475 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:12:09,475 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:12:09,475 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:12:09,476 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:12:09,476 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:12:09,476 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 07:12:09,476 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:12:09,476 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 07:12:09,476 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 07:12:09,476 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:12:09,477 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:12:09,477 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:12:09,477 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:12:09,477 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:12:09,478 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:12:09,478 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:12:09,478 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:12:09,478 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:12:09,478 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:12:09,478 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:12:09,478 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:12:09,478 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:12:09,479 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:12:09,479 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:12:09,479 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:12:09,479 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:12:09,479 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:12:09,479 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:12:09,479 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:12:09,480 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 07:12:09,480 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:12:09,480 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:12:09,480 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 07:12:09,480 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0a8006f28778d752fd74c4d9612ca63a7bfed41 [2018-11-10 07:12:09,505 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:12:09,515 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:12:09,517 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:12:09,519 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:12:09,519 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:12:09,520 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix024_pso.opt_false-unreach-call.i [2018-11-10 07:12:09,567 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan/data/4c4fec784/f8d1a3e3e5ec4ed9bfd4f2db1701d8a5/FLAG59857d9ce [2018-11-10 07:12:09,946 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:12:09,947 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/sv-benchmarks/c/pthread-wmm/mix024_pso.opt_false-unreach-call.i [2018-11-10 07:12:09,957 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan/data/4c4fec784/f8d1a3e3e5ec4ed9bfd4f2db1701d8a5/FLAG59857d9ce [2018-11-10 07:12:09,968 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan/data/4c4fec784/f8d1a3e3e5ec4ed9bfd4f2db1701d8a5 [2018-11-10 07:12:09,970 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:12:09,971 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:12:09,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:12:09,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:12:09,974 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:12:09,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:12:09" (1/1) ... [2018-11-10 07:12:09,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3396e510 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:09, skipping insertion in model container [2018-11-10 07:12:09,977 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:12:09" (1/1) ... [2018-11-10 07:12:09,983 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:12:10,016 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:12:10,253 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:12:10,257 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:12:10,307 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:12:10,344 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:12:10,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:10 WrapperNode [2018-11-10 07:12:10,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:12:10,345 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:12:10,345 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:12:10,345 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:12:10,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:10" (1/1) ... [2018-11-10 07:12:10,420 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:10" (1/1) ... [2018-11-10 07:12:10,444 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:12:10,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:12:10,445 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:12:10,445 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:12:10,453 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:10" (1/1) ... [2018-11-10 07:12:10,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:10" (1/1) ... [2018-11-10 07:12:10,457 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:10" (1/1) ... [2018-11-10 07:12:10,457 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:10" (1/1) ... [2018-11-10 07:12:10,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:10" (1/1) ... [2018-11-10 07:12:10,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:10" (1/1) ... [2018-11-10 07:12:10,469 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:10" (1/1) ... [2018-11-10 07:12:10,472 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:12:10,473 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:12:10,473 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:12:10,473 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:12:10,474 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:12:10,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 07:12:10,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 07:12:10,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:12:10,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:12:10,511 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:12:10,511 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:12:10,511 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 07:12:10,511 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 07:12:10,511 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 07:12:10,511 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 07:12:10,512 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 07:12:10,512 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 07:12:10,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:12:10,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:12:10,513 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 07:12:11,108 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:12:11,144 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:11,144 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:11,147 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:11,147 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:11,148 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:11,148 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:11,149 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 07:12:11,152 INFO L168 Benchmark]: Toolchain (without parser) took 1180.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -102.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:12:11,153 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:12:11,154 INFO L168 Benchmark]: CACSL2BoogieTranslator took 372.62 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 917.4 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-10 07:12:11,154 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 917.4 MB in the beginning and 1.1 GB in the end (delta: -218.7 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-11-10 07:12:11,155 INFO L168 Benchmark]: Boogie Preprocessor took 27.80 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:12:11,155 INFO L168 Benchmark]: RCFGBuilder took 678.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:12:11,158 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 372.62 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 917.4 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 99.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 917.4 MB in the beginning and 1.1 GB in the end (delta: -218.7 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.80 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 678.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:12:12,677 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:12:12,678 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:12:12,686 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:12:12,687 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:12:12,687 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:12:12,688 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:12:12,689 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:12:12,690 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:12:12,691 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:12:12,691 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:12:12,692 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:12:12,692 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:12:12,693 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:12:12,694 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:12:12,694 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:12:12,695 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:12:12,696 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:12:12,697 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:12:12,698 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:12:12,699 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:12:12,699 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:12:12,701 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:12:12,701 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:12:12,701 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:12:12,702 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:12:12,703 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:12:12,703 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:12:12,704 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:12:12,704 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:12:12,704 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:12:12,705 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:12:12,705 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:12:12,705 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:12:12,706 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:12:12,706 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:12:12,707 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 07:12:12,716 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:12:12,717 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:12:12,717 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:12:12,717 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:12:12,718 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:12:12,718 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:12:12,718 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:12:12,718 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:12:12,718 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:12:12,719 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:12:12,719 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:12:12,719 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:12:12,719 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:12:12,719 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:12:12,719 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:12:12,719 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 07:12:12,720 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 07:12:12,720 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:12:12,720 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:12:12,720 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:12:12,720 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:12:12,720 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:12:12,720 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:12:12,720 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:12:12,721 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:12:12,721 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:12:12,721 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:12:12,721 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:12:12,721 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 07:12:12,721 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:12:12,721 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 07:12:12,722 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 07:12:12,722 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0a8006f28778d752fd74c4d9612ca63a7bfed41 [2018-11-10 07:12:12,753 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:12:12,763 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:12:12,765 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:12:12,767 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:12:12,767 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:12:12,768 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix024_pso.opt_false-unreach-call.i [2018-11-10 07:12:12,813 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan/data/82861cb4e/c2c79304591a4588b29fab98d62032cc/FLAG410ec3448 [2018-11-10 07:12:13,182 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:12:13,183 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/sv-benchmarks/c/pthread-wmm/mix024_pso.opt_false-unreach-call.i [2018-11-10 07:12:13,192 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan/data/82861cb4e/c2c79304591a4588b29fab98d62032cc/FLAG410ec3448 [2018-11-10 07:12:13,201 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan/data/82861cb4e/c2c79304591a4588b29fab98d62032cc [2018-11-10 07:12:13,203 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:12:13,204 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:12:13,205 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:12:13,205 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:12:13,208 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:12:13,208 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:12:13" (1/1) ... [2018-11-10 07:12:13,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d2f1ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:13, skipping insertion in model container [2018-11-10 07:12:13,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:12:13" (1/1) ... [2018-11-10 07:12:13,216 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:12:13,246 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:12:13,491 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:12:13,497 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:12:13,547 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:12:13,603 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:12:13,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:13 WrapperNode [2018-11-10 07:12:13,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:12:13,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:12:13,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:12:13,605 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:12:13,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:13" (1/1) ... [2018-11-10 07:12:13,627 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:13" (1/1) ... [2018-11-10 07:12:13,691 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:12:13,692 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:12:13,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:12:13,692 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:12:13,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:13" (1/1) ... [2018-11-10 07:12:13,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:13" (1/1) ... [2018-11-10 07:12:13,704 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:13" (1/1) ... [2018-11-10 07:12:13,705 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:13" (1/1) ... [2018-11-10 07:12:13,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:13" (1/1) ... [2018-11-10 07:12:13,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:13" (1/1) ... [2018-11-10 07:12:13,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:13" (1/1) ... [2018-11-10 07:12:13,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:12:13,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:12:13,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:12:13,719 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:12:13,720 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_08c5aaf6-55fc-43f0-bcb3-3fe59e473340/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:12:13,755 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 07:12:13,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 07:12:13,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:12:13,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:12:13,756 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:12:13,756 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:12:13,756 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 07:12:13,756 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 07:12:13,757 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 07:12:13,757 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 07:12:13,757 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 07:12:13,757 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 07:12:13,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:12:13,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:12:13,758 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 07:12:14,364 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:12:14,394 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:14,394 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:14,397 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:14,397 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:14,398 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:14,398 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:12:14,398 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 07:12:14,403 INFO L168 Benchmark]: Toolchain (without parser) took 1198.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 944.3 MB in the beginning and 1.0 GB in the end (delta: -103.8 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. [2018-11-10 07:12:14,404 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:12:14,404 INFO L168 Benchmark]: CACSL2BoogieTranslator took 399.34 ms. Allocated memory is still 1.0 GB. Free memory was 944.3 MB in the beginning and 905.7 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:12:14,405 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 905.7 MB in the beginning and 1.1 GB in the end (delta: -215.6 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:12:14,405 INFO L168 Benchmark]: Boogie Preprocessor took 27.12 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:12:14,406 INFO L168 Benchmark]: RCFGBuilder took 682.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 73.1 MB). Peak memory consumption was 73.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:12:14,408 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 399.34 ms. Allocated memory is still 1.0 GB. Free memory was 944.3 MB in the beginning and 905.7 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 86.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 905.7 MB in the beginning and 1.1 GB in the end (delta: -215.6 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.12 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 682.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 73.1 MB). Peak memory consumption was 73.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...